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date.getTime();\n\tconst diffMins = Math.floor(diffMs / 60000);\n\tconst diffHours = Math.floor(diffMs / 3600000);\n\tconst diffDays = Math.floor(diffMs / 86400000);\n\n\tif (diffMins < 1) return \"now\";\n\tif (diffMins < 60) return `${diffMins}m`;\n\tif (diffHours < 24) return `${diffHours}h`;\n\tif (diffDays < 7) return `${diffDays}d`;\n\tif (diffDays < 30) return `${Math.floor(diffDays / 7)}w`;\n\tif (diffDays < 365) return `${Math.floor(diffDays / 30)}mo`;\n\treturn `${Math.floor(diffDays / 365)}y`;\n}\n\nfunction canonicalizePath(path: string | undefined): string | undefined {\n\tif (!path) return path;\n\treturn _canonicalizePath(path);\n}\n\nclass SessionSelectorHeader implements Component {\n\tprivate scope: SessionScope;\n\tprivate sortMode: SortMode;\n\tprivate nameFilter: NameFilter;\n\tprivate requestRender: () => void;\n\tprivate loading = false;\n\tprivate loadProgress: { loaded: number; total: number } | null = null;\n\tprivate showPath = false;\n\tprivate confirmingDeletePath: string | null = null;\n\tprivate statusMessage: { type: \"info\" | \"error\"; message: string } | null = null;\n\tprivate statusTimeout: ReturnType<typeof setTimeout> | null = null;\n\tprivate showRenameHint = false;\n\n\tconstructor(scope: SessionScope, sortMode: SortMode, nameFilter: NameFilter, requestRender: () => void) {\n\t\tthis.scope = scope;\n\t\tthis.sortMode = sortMode;\n\t\tthis.nameFilter = nameFilter;\n\t\tthis.requestRender = requestRender;\n\t}\n\n\tsetScope(scope: SessionScope): void {\n\t\tthis.scope = scope;\n\t}\n\n\tsetSortMode(sortMode: SortMode): void {\n\t\tthis.sortMode = sortMode;\n\t}\n\n\tsetNameFilter(nameFilter: NameFilter): void {\n\t\tthis.nameFilter = nameFilter;\n\t}\n\n\tsetLoading(loading: boolean): void {\n\t\tthis.loading = loading;\n\t\t// Progress is scoped to the current load; clear whenever the loading state is set\n\t\tthis.loadProgress = null;\n\t}\n\n\tsetProgress(loaded: number, total: number): void {\n\t\tthis.loadProgress = { loaded, total };\n\t}\n\n\tsetShowPath(showPath: boolean): void {\n\t\tthis.showPath = showPath;\n\t}\n\n\tsetShowRenameHint(show: boolean): void {\n\t\tthis.showRenameHint = show;\n\t}\n\n\tsetConfirmingDeletePath(path: string | null): void {\n\t\tthis.confirmingDeletePath = path;\n\t}\n\n\tprivate clearStatusTimeout(): void {\n\t\tif (!this.statusTimeout) return;\n\t\tclearTimeout(this.statusTimeout);\n\t\tthis.statusTimeout = null;\n\t}\n\n\tsetStatusMessage(msg: { type: \"info\" | \"error\"; message: string } | null, autoHideMs?: number): void {\n\t\tthis.clearStatusTimeout();\n\t\tthis.statusMessage = msg;\n\t\tif (!msg || !autoHideMs) return;\n\n\t\tthis.statusTimeout = setTimeout(() => {\n\t\t\tthis.statusMessage = null;\n\t\t\tthis.statusTimeout = null;\n\t\t\tthis.requestRender();\n\t\t}, autoHideMs);\n\t}\n\n\tinvalidate(): void {}\n\n\trender(width: number): string[] {\n\t\tconst title = this.scope === \"current\" ? \"Resume Session (Current Folder)\" : \"Resume Session (All)\";\n\t\tconst leftText = theme.bold(title);\n\n\t\tconst sortLabel = this.sortMode === \"threaded\" ? \"Threaded\" : this.sortMode === \"recent\" ? \"Recent\" : \"Fuzzy\";\n\t\tconst sortText = theme.fg(\"muted\", \"Sort: \") + theme.fg(\"accent\", sortLabel);\n\n\t\tconst nameLabel = this.nameFilter === \"all\" ? \"All\" : \"Named\";\n\t\tconst nameText = theme.fg(\"muted\", \"Name: \") + theme.fg(\"accent\", nameLabel);\n\n\t\tlet scopeText: string;\n\t\tif (this.loading) {\n\t\t\tconst progressText = this.loadProgress ? `${this.loadProgress.loaded}/${this.loadProgress.total}` : \"...\";\n\t\t\tscopeText = `${theme.fg(\"muted\", \"○ Current Folder | \")}${theme.fg(\"accent\", `Loading ${progressText}`)}`;\n\t\t} else if (this.scope === \"current\") {\n\t\t\tscopeText = `${theme.fg(\"accent\", \"◉ Current Folder\")}${theme.fg(\"muted\", \" | ○ All\")}`;\n\t\t} else {\n\t\t\tscopeText = `${theme.fg(\"muted\", \"○ Current Folder | \")}${theme.fg(\"accent\", \"◉ All\")}`;\n\t\t}\n\n\t\tconst rightText = truncateToWidth(`${scopeText}  ${nameText}  ${sortText}`, width, \"\");\n\t\tconst availableLeft = Math.max(0, width - visibleWidth(rightText) - 1);\n\t\tconst left = truncateToWidth(leftText, availableLeft, \"\");\n\t\tconst spacing = Math.max(0, width - visibleWidth(left) - visibleWidth(rightText));\n\n\t\t// Build hint lines - changes based on state (all branches truncate to width)\n\t\tlet hintLine1: string;\n\t\tlet hintLine2: string;\n\t\tif (this.confirmingDeletePath !== null) {\n\t\t\tconst confirmHint = `Delete session? ${keyHint(\"tui.select.confirm\", \"confirm\")} · ${keyHint(\"tui.select.cancel\", \"cancel\")}`;\n\t\t\thintLine1 = theme.fg(\"error\", truncateToWidth(confirmHint, width, \"…\"));\n\t\t\thintLine2 = \"\";\n\t\t} else if (this.statusMessage) {\n\t\t\tconst color = this.statusMessage.type === \"error\" ? \"error\" : \"accent\";\n\t\t\thintLine1 = theme.fg(color, truncateToWidth(this.statusMessage.message, width, \"…\"));\n\t\t\thintLine2 = \"\";\n\t\t} else {\n\t\t\tconst pathState = this.showPath ? \"(on)\" : \"(off)\";\n\t\t\tconst sep = theme.fg(\"muted\", \" · \");\n\t\t\tconst hint1 =\n\t\t\t\tkeyHint(\"tui.input.tab\", \"scope\") + sep + theme.fg(\"muted\", 're:<pattern> regex · \"phrase\" exact');\n\t\t\tconst hint2Parts = [\n\t\t\t\tkeyHint(\"app.session.toggleSort\", \"sort\"),\n\t\t\t\tkeyHint(\"app.session.toggleNamedFilter\", \"named\"),\n\t\t\t\tkeyHint(\"app.session.delete\", \"delete\"),\n\t\t\t\tkeyHint(\"app.session.togglePath\", `path ${pathState}`),\n\t\t\t];\n\t\t\tif (this.showRenameHint) {\n\t\t\t\thint2Parts.push(keyHint(\"app.session.rename\", \"rename\"));\n\t\t\t}\n\t\t\tconst hint2 = hint2Parts.join(sep);\n\t\t\thintLine1 = truncateToWidth(hint1, width, \"…\");\n\t\t\thintLine2 = truncateToWidth(hint2, width, \"…\");\n\t\t}\n\n\t\treturn [`${left}${\" \".repeat(spacing)}${rightText}`, hintLine1, hintLine2];\n\t}\n}\n\n/** A session tree node for hierarchical display */\ninterface SessionTreeNode {\n\tsession: SessionInfo;\n\tchildren: SessionTreeNode[];\n}\n\n/** Flattened node for display with tree structure info */\ninterface FlatSessionNode {\n\tsession: SessionInfo;\n\tdepth: number;\n\tisLast: boolean;\n\t/** For each ancestor level, whether there are more siblings after it */\n\tancestorContinues: boolean[];\n}\n\n/**\n * Build a tree structure from sessions based on parentSessionPath.\n * Returns root nodes sorted by modified date (descending).\n */\nfunction buildSessionTree(sessions: SessionInfo[]): SessionTreeNode[] {\n\tconst byPath = new Map<string, SessionTreeNode>();\n\n\tfor (const session of sessions) {\n\t\tconst sessionPath = canonicalizePath(session.path) ?? session.path;\n\t\tbyPath.set(sessionPath, { session, children: [] });\n\t}\n\n\tconst roots: SessionTreeNode[] = [];\n\n\tfor (const session of sessions) {\n\t\tconst sessionPath = canonicalizePath(session.path) ?? session.path;\n\t\tconst node = byPath.get(sessionPath)!;\n\t\tconst parentPath = canonicalizePath(session.parentSessionPath);\n\n\t\tif (parentPath && byPath.has(parentPath)) {\n\t\t\tbyPath.get(parentPath)!.children.push(node);\n\t\t} else {\n\t\t\troots.push(node);\n\t\t}\n\t}\n\n\t// Sort children and roots by modified date (descending)\n\tconst sortNodes = (nodes: SessionTreeNode[]): void => {\n\t\tnodes.sort((a, b) => b.session.modified.getTime() - a.session.modified.getTime());\n\t\tfor (const node of nodes) {\n\t\t\tsortNodes(node.children);\n\t\t}\n\t};\n\tsortNodes(roots);\n\n\treturn roots;\n}\n\n/**\n * Flatten tree into display list with tree structure metadata.\n */\nfunction flattenSessionTree(roots: SessionTreeNode[]): FlatSessionNode[] {\n\tconst result: FlatSessionNode[] = [];\n\n\tconst walk = (node: SessionTreeNode, depth: number, ancestorContinues: boolean[], isLast: boolean): void => {\n\t\tresult.push({ session: node.session, depth, isLast, ancestorContinues });\n\n\t\tfor (let i = 0; i < node.children.length; i++) {\n\t\t\tconst childIsLast = i === node.children.length - 1;\n\t\t\t// Only show continuation line for non-root ancestors\n\t\t\tconst continues = depth > 0 ? !isLast : false;\n\t\t\twalk(node.children[i]!, depth + 1, [...ancestorContinues, continues], childIsLast);\n\t\t}\n\t};\n\n\tfor (let i = 0; i < roots.length; i++) {\n\t\twalk(roots[i]!, 0, [], i === roots.length - 1);\n\t}\n\n\treturn result;\n}\n\n/**\n * Custom session list component with multi-line items and search\n */\nclass SessionList implements Component, Focusable {\n\tpublic getSelectedSessionPath(): string | undefined {\n\t\tconst selected = this.filteredSessions[this.selectedIndex];\n\t\treturn selected?.session.path;\n\t}\n\tprivate allSessions: SessionInfo[] = [];\n\tprivate filteredSessions: FlatSessionNode[] = [];\n\tprivate selectedIndex: number = 0;\n\tprivate searchInput: Input;\n\tprivate showCwd = false;\n\tprivate sortMode: SortMode = \"threaded\";\n\tprivate nameFilter: NameFilter = \"all\";\n\tprivate keybindings: KeybindingsManager;\n\tprivate showPath = false;\n\tprivate confirmingDeletePath: string | null = null;\n\tprivate currentSessionCanonicalPath?: string;\n\tpublic onSelect?: (sessionPath: string) => void;\n\tpublic onCancel?: () => void;\n\tpublic onExit: () => void = () => {};\n\tpublic onToggleScope?: () => void;\n\tpublic onToggleSort?: () => void;\n\tpublic onToggleNameFilter?: () => void;\n\tpublic onTogglePath?: (showPath: boolean) => void;\n\tpublic onDeleteConfirmationChange?: (path: string | null) => void;\n\tpublic onDeleteSession?: (sessionPath: string) => Promise<void>;\n\tpublic onRenameSession?: (sessionPath: string) => void;\n\tpublic onError?: (message: string) => void;\n\tprivate maxVisible: number = 10; // Max sessions visible (one line each)\n\n\t// Focusable implementation - propagate to searchInput for IME cursor positioning\n\tprivate _focused = false;\n\tget focused(): boolean {\n\t\treturn this._focused;\n\t}\n\tset focused(value: boolean) {\n\t\tthis._focused = value;\n\t\tthis.searchInput.focused = value;\n\t}\n\n\tconstructor(\n\t\tsessions: SessionInfo[],\n\t\tshowCwd: boolean,\n\t\tsortMode: SortMode,\n\t\tnameFilter: NameFilter,\n\t\tkeybindings: KeybindingsManager,\n\t\tcurrentSessionFilePath?: string,\n\t) {\n\t\tthis.allSessions = sessions;\n\t\tthis.filteredSessions = [];\n\t\tthis.searchInput = new Input();\n\t\tthis.showCwd = showCwd;\n\t\tthis.sortMode = sortMode;\n\t\tthis.nameFilter = nameFilter;\n\t\tthis.keybindings = keybindings;\n\t\tthis.currentSessionCanonicalPath = canonicalizePath(currentSessionFilePath);\n\t\tthis.filterSessions(\"\");\n\n\t\t// Handle Enter in search input - select current item\n\t\tthis.searchInput.onSubmit = () => {\n\t\t\tif (this.filteredSessions[this.selectedIndex]) {\n\t\t\t\tconst selected = this.filteredSessions[this.selectedIndex];\n\t\t\t\tif (this.onSelect) {\n\t\t\t\t\tthis.onSelect(selected.session.path);\n\t\t\t\t}\n\t\t\t}\n\t\t};\n\t}\n\n\tsetSortMode(sortMode: SortMode): void {\n\t\tthis.sortMode = sortMode;\n\t\tthis.filterSessions(this.searchInput.getValue());\n\t}\n\n\tsetNameFilter(nameFilter: NameFilter): void {\n\t\tthis.nameFilter = nameFilter;\n\t\tthis.filterSessions(this.searchInput.getValue());\n\t}\n\n\tsetSessions(sessions: SessionInfo[], showCwd: boolean): void {\n\t\tthis.allSessions = sessions;\n\t\tthis.showCwd = showCwd;\n\t\tthis.filterSessions(this.searchInput.getValue());\n\t}\n\n\tprivate filterSessions(query: string): void {\n\t\tconst trimmed = query.trim();\n\t\tconst nameFiltered =\n\t\t\tthis.nameFilter === \"all\" ? this.allSessions : this.allSessions.filter((session) => hasSessionName(session));\n\n\t\tif (this.sortMode === \"threaded\" && !trimmed) {\n\t\t\t// Threaded mode without search: show tree structure\n\t\t\tconst roots = buildSessionTree(nameFiltered);\n\t\t\tthis.filteredSessions = flattenSessionTree(roots);\n\t\t} else {\n\t\t\t// Other modes or with search: flat list\n\t\t\tconst filtered = filterAndSortSessions(nameFiltered, query, this.sortMode, \"all\");\n\t\t\tthis.filteredSessions = filtered.map((session) => ({\n\t\t\t\tsession,\n\t\t\t\tdepth: 0,\n\t\t\t\tisLast: true,\n\t\t\t\tancestorContinues: [],\n\t\t\t}));\n\t\t}\n\t\tthis.selectedIndex = Math.min(this.selectedIndex, Math.max(0, this.filteredSessions.length - 1));\n\t}\n\n\tprivate setConfirmingDeletePath(path: string | null): void {\n\t\tthis.confirmingDeletePath = path;\n\t\tthis.onDeleteConfirmationChange?.(path);\n\t}\n\n\tprivate startDeleteConfirmationForSelectedSession(): void {\n\t\tconst selected = this.filteredSessions[this.selectedIndex];\n\t\tif (!selected) return;\n\n\t\t// Prevent deleting current session\n\t\tif (this.isCurrentSessionPath(selected.session.path)) {\n\t\t\tthis.onError?.(\"Cannot delete the currently active session\");\n\t\t\treturn;\n\t\t}\n\n\t\tthis.setConfirmingDeletePath(selected.session.path);\n\t}\n\n\tprivate isCurrentSessionPath(path: string): boolean {\n\t\tif (!this.currentSessionCanonicalPath) return false;\n\t\treturn (canonicalizePath(path) ?? path) === this.currentSessionCanonicalPath;\n\t}\n\n\tinvalidate(): void {}\n\n\trender(width: number): string[] {\n\t\tconst lines: string[] = [];\n\n\t\t// Render search input\n\t\tlines.push(...this.searchInput.render(width));\n\t\tlines.push(\"\"); // Blank line after search\n\n\t\tif (this.filteredSessions.length === 0) {\n\t\t\tlet emptyMessage: string;\n\t\t\tif (this.nameFilter === \"named\") {\n\t\t\t\tconst toggleKey = keyText(\"app.session.toggleNamedFilter\");\n\t\t\t\tif (this.showCwd) {\n\t\t\t\t\temptyMessage = `  No named sessions found. Press ${toggleKey} to show all.`;\n\t\t\t\t} else {\n\t\t\t\t\temptyMessage = `  No named sessions in current folder. Press ${toggleKey} to show all, or Tab to view all.`;\n\t\t\t\t}\n\t\t\t} else if (this.showCwd) {\n\t\t\t\t// \"All\" scope - no sessions anywhere that match filter\n\t\t\t\temptyMessage = \"  No sessions found\";\n\t\t\t} else {\n\t\t\t\t// \"Current folder\" scope - hint to try \"all\"\n\t\t\t\temptyMessage = \"  No sessions in current folder. Press Tab to view all.\";\n\t\t\t}\n\t\t\tlines.push(theme.fg(\"muted\", truncateToWidth(emptyMessage, width, \"…\")));\n\t\t\treturn lines;\n\t\t}\n\n\t\t// Calculate visible range with scrolling\n\t\tconst startIndex = Math.max(\n\t\t\t0,\n\t\t\tMath.min(this.selectedIndex - Math.floor(this.maxVisible / 2), this.filteredSessions.length - this.maxVisible),\n\t\t);\n\t\tconst endIndex = Math.min(startIndex + this.maxVisible, this.filteredSessions.length);\n\n\t\t// Render visible sessions (one line each with tree structure)\n\t\tfor (let i = startIndex; i < endIndex; i++) {\n\t\t\tconst node = this.filteredSessions[i]!;\n\t\t\tconst session = node.session;\n\t\t\tconst isSelected = i === this.selectedIndex;\n\t\t\tconst isConfirmingDelete = session.path === this.confirmingDeletePath;\n\t\t\tconst isCurrent = this.isCurrentSessionPath(session.path);\n\n\t\t\t// Build tree prefix\n\t\t\tconst prefix = this.buildTreePrefix(node);\n\n\t\t\t// Session display text (name or first message)\n\t\t\tconst hasName = !!session.name;\n\t\t\tconst displayText = session.name ?? session.firstMessage;\n\t\t\tconst normalizedMessage = displayText.replace(/[\\x00-\\x1f\\x7f]/g, \" \").trim();\n\n\t\t\t// Right side: message count and age\n\t\t\tconst age = formatSessionDate(session.modified);\n\t\t\tconst msgCount = String(session.messageCount);\n\t\t\tlet rightPart = `${msgCount} ${age}`;\n\t\t\tif (this.showCwd && session.cwd) {\n\t\t\t\trightPart = `${shortenPath(session.cwd)} ${rightPart}`;\n\t\t\t}\n\t\t\tif (this.showPath) {\n\t\t\t\trightPart = `${shortenPath(session.path)} ${rightPart}`;\n\t\t\t}\n\n\t\t\t// Cursor\n\t\t\tconst cursor = isSelected ? theme.fg(\"accent\", \"› \") : \"  \";\n\n\t\t\t// Calculate available width for message\n\t\t\tconst prefixWidth = visibleWidth(prefix);\n\t\t\tconst rightWidth = visibleWidth(rightPart) + 2; // +2 for spacing\n\t\t\tconst availableForMsg = width - 2 - prefixWidth - rightWidth; // -2 for cursor\n\n\t\t\tconst truncatedMsg = truncateToWidth(normalizedMessage, Math.max(10, availableForMsg), \"…\");\n\n\t\t\t// Style message\n\t\t\tlet messageColor: \"error\" | \"warning\" | \"accent\" | null = null;\n\t\t\tif (isConfirmingDelete) {\n\t\t\t\tmessageColor = \"error\";\n\t\t\t} else if (isCurrent) {\n\t\t\t\tmessageColor = \"accent\";\n\t\t\t} else if (hasName) {\n\t\t\t\tmessageColor = \"warning\";\n\t\t\t}\n\t\t\tlet styledMsg = messageColor ? theme.fg(messageColor, truncatedMsg) : truncatedMsg;\n\t\t\tif (isSelected) {\n\t\t\t\tstyledMsg = theme.bold(styledMsg);\n\t\t\t}\n\n\t\t\t// Build line\n\t\t\tconst leftPart = cursor + theme.fg(\"dim\", prefix) + styledMsg;\n\t\t\tconst leftWidth = visibleWidth(leftPart);\n\t\t\tconst spacing = Math.max(1, width - leftWidth - visibleWidth(rightPart));\n\t\t\tconst styledRight = theme.fg(isConfirmingDelete ? \"error\" : \"dim\", rightPart);\n\n\t\t\tlet line = leftPart + \" \".repeat(spacing) + styledRight;\n\t\t\tif (isSelected) {\n\t\t\t\tline = theme.bg(\"selectedBg\", line);\n\t\t\t}\n\t\t\tlines.push(truncateToWidth(line, width));\n\t\t}\n\n\t\t// Add scroll indicator if needed\n\t\tif (startIndex > 0 || endIndex < this.filteredSessions.length) {\n\t\t\tconst scrollText = `  (${this.selectedIndex + 1}/${this.filteredSessions.length})`;\n\t\t\tconst scrollInfo = theme.fg(\"muted\", truncateToWidth(scrollText, width, \"\"));\n\t\t\tlines.push(scrollInfo);\n\t\t}\n\n\t\treturn lines;\n\t}\n\n\tprivate buildTreePrefix(node: FlatSessionNode): string {\n\t\tif (node.depth === 0) {\n\t\t\treturn \"\";\n\t\t}\n\n\t\tconst parts = node.ancestorContinues.map((continues) => (continues ? \"│  \" : \"   \"));\n\t\tconst branch = node.isLast ? \"└─ \" : \"├─ \";\n\t\treturn parts.join(\"\") + branch;\n\t}\n\n\thandleInput(keyData: string): void {\n\t\tconst kb = getKeybindings();\n\n\t\t// Handle delete confirmation state first - intercept all keys\n\t\tif (this.confirmingDeletePath !== null) {\n\t\t\tif (kb.matches(keyData, \"tui.select.confirm\")) {\n\t\t\t\tconst pathToDelete = this.confirmingDeletePath;\n\t\t\t\tthis.setConfirmingDeletePath(null);\n\t\t\t\tvoid this.onDeleteSession?.(pathToDelete);\n\t\t\t\treturn;\n\t\t\t}\n\t\t\tif (kb.matches(keyData, \"tui.select.cancel\")) {\n\t\t\t\tthis.setConfirmingDeletePath(null);\n\t\t\t\treturn;\n\t\t\t}\n\t\t\t// Ignore all other keys while confirming\n\t\t\treturn;\n\t\t}\n\n\t\tif (kb.matches(keyData, \"tui.input.tab\")) {\n\t\t\tif (this.onToggleScope) {\n\t\t\t\tthis.onToggleScope();\n\t\t\t}\n\t\t\treturn;\n\t\t}\n\n\t\tif (kb.matches(keyData, \"app.session.toggleSort\")) {\n\t\t\tthis.onToggleSort?.();\n\t\t\treturn;\n\t\t}\n\n\t\tif (this.keybindings.matches(keyData, \"app.session.toggleNamedFilter\")) {\n\t\t\tthis.onToggleNameFilter?.();\n\t\t\treturn;\n\t\t}\n\n\t\t// Ctrl+P: toggle path display\n\t\tif (kb.matches(keyData, \"app.session.togglePath\")) {\n\t\t\tthis.showPath = !this.showPath;\n\t\t\tthis.onTogglePath?.(this.showPath);\n\t\t\treturn;\n\t\t}\n\n\t\t// Ctrl+D: initiate delete confirmation (useful on terminals that don't distinguish Ctrl+Backspace from Backspace)\n\t\tif (kb.matches(keyData, \"app.session.delete\")) {\n\t\t\tthis.startDeleteConfirmationForSelectedSession();\n\t\t\treturn;\n\t\t}\n\n\t\t// Rename selected session\n\t\tif (kb.matches(keyData, \"app.session.rename\")) {\n\t\t\tconst selected = this.filteredSessions[this.selectedIndex];\n\t\t\tif (selected) {\n\t\t\t\tthis.onRenameSession?.(selected.session.path);\n\t\t\t}\n\t\t\treturn;\n\t\t}\n\n\t\t// Ctrl+Backspace: non-invasive convenience alias for delete\n\t\t// Only triggers deletion when the query is empty; otherwise it is forwarded to the input\n\t\tif (kb.matches(keyData, \"app.session.deleteNoninvasive\")) {\n\t\t\tif (this.searchInput.getValue().length > 0) {\n\t\t\t\tthis.searchInput.handleInput(keyData);\n\t\t\t\tthis.filterSessions(this.searchInput.getValue());\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\tthis.startDeleteConfirmationForSelectedSession();\n\t\t\treturn;\n\t\t}\n\n\t\t// Up arrow\n\t\tif (kb.matches(keyData, \"tui.select.up\")) {\n\t\t\tthis.selectedIndex = Math.max(0, this.selectedIndex - 1);\n\t\t}\n\t\t// Down arrow\n\t\telse if (kb.matches(keyData, \"tui.select.down\")) {\n\t\t\tthis.selectedIndex = Math.min(this.filteredSessions.length - 1, this.selectedIndex + 1);\n\t\t}\n\t\t// Page up - jump up by maxVisible items\n\t\telse if (kb.matches(keyData, \"tui.select.pageUp\")) {\n\t\t\tthis.selectedIndex = Math.max(0, this.selectedIndex - this.maxVisible);\n\t\t}\n\t\t// Page down - jump down by maxVisible items\n\t\telse if (kb.matches(keyData, \"tui.select.pageDown\")) {\n\t\t\tthis.selectedIndex = Math.min(this.filteredSessions.length - 1, this.selectedIndex + this.maxVisible);\n\t\t}\n\t\t// Enter\n\t\telse if (kb.matches(keyData, \"tui.select.confirm\")) {\n\t\t\tconst selected = this.filteredSessions[this.selectedIndex];\n\t\t\tif (selected && this.onSelect) {\n\t\t\t\tthis.onSelect(selected.session.path);\n\t\t\t}\n\t\t}\n\t\t// Escape - cancel\n\t\telse if (kb.matches(keyData, \"tui.select.cancel\")) {\n\t\t\tif (this.onCancel) {\n\t\t\t\tthis.onCancel();\n\t\t\t}\n\t\t}\n\t\t// Pass everything else to search input\n\t\telse {\n\t\t\tthis.searchInput.handleInput(keyData);\n\t\t\tthis.filterSessions(this.searchInput.getValue());\n\t\t}\n\t}\n}\n\ntype SessionsLoader = (onProgress?: SessionListProgress) => Promise<SessionInfo[]>;\n\n/**\n * Delete a session file, trying the `trash` CLI first, then falling back to unlink\n */\nasync function deleteSessionFile(\n\tsessionPath: string,\n): Promise<{ ok: boolean; method: \"trash\" | \"unlink\"; error?: string }> {\n\t// Try `trash` first (if installed)\n\tconst trashArgs = sessionPath.startsWith(\"-\") ? [\"--\", sessionPath] : [sessionPath];\n\tconst trashResult = spawnSync(\"trash\", trashArgs, { encoding: \"utf-8\" });\n\n\tconst getTrashErrorHint = (): string | null => {\n\t\tconst parts: string[] = [];\n\t\tif (trashResult.error) {\n\t\t\tparts.push(trashResult.error.message);\n\t\t}\n\t\tconst stderr = trashResult.stderr?.trim();\n\t\tif (stderr) {\n\t\t\tparts.push(stderr.split(\"\\n\")[0] ?? stderr);\n\t\t}\n\t\tif (parts.length === 0) return null;\n\t\treturn `trash: ${parts.join(\" · \").slice(0, 200)}`;\n\t};\n\n\t// If trash reports success, or the file is gone afterwards, treat it as successful\n\tif (trashResult.status === 0 || !existsSync(sessionPath)) {\n\t\treturn { ok: true, method: \"trash\" };\n\t}\n\n\t// Fallback to permanent deletion\n\ttry {\n\t\tawait unlink(sessionPath);\n\t\treturn { ok: true, method: \"unlink\" };\n\t} catch (err) {\n\t\tconst unlinkError = err instanceof Error ? err.message : String(err);\n\t\tconst trashErrorHint = getTrashErrorHint();\n\t\tconst error = trashErrorHint ? `${unlinkError} (${trashErrorHint})` : unlinkError;\n\t\treturn { ok: false, method: \"unlink\", error };\n\t}\n}\n\n/**\n * Component that renders a session selector\n */\nexport class SessionSelectorComponent extends Container implements Focusable {\n\thandleInput(data: string): void {\n\t\tif (this.mode === \"rename\") {\n\t\t\tconst kb = getKeybindings();\n\t\t\tif (kb.matches(data, \"tui.select.cancel\")) {\n\t\t\t\tthis.exitRenameMode();\n\t\t\t\treturn;\n\t\t\t}\n\t\t\tthis.renameInput.handleInput(data);\n\t\t\treturn;\n\t\t}\n\n\t\tthis.sessionList.handleInput(data);\n\t}\n\n\tprivate canRename = true;\n\tprivate sessionList: SessionList;\n\tprivate header: SessionSelectorHeader;\n\tprivate keybindings: KeybindingsManager;\n\tprivate scope: SessionScope = \"current\";\n\tprivate sortMode: SortMode = \"threaded\";\n\tprivate nameFilter: NameFilter = \"all\";\n\tprivate currentSessions: SessionInfo[] | null = null;\n\tprivate allSessions: SessionInfo[] | null = null;\n\tprivate currentSessionsLoader: SessionsLoader;\n\tprivate allSessionsLoader: SessionsLoader;\n\tprivate onCancel: () => void;\n\tprivate requestRender: () => void;\n\tprivate renameSession?: (sessionPath: string, currentName: string | undefined) => Promise<void>;\n\tprivate currentLoading = false;\n\tprivate allLoading = false;\n\tprivate allLoadSeq = 0;\n\n\tprivate mode: \"list\" | \"rename\" = \"list\";\n\tprivate renameInput = new Input();\n\tprivate renameTargetPath: string | null = null;\n\n\t// Focusable implementation - propagate to sessionList for IME cursor positioning\n\tprivate _focused = false;\n\tget focused(): boolean {\n\t\treturn this._focused;\n\t}\n\tset focused(value: boolean) {\n\t\tthis._focused = value;\n\t\tthis.sessionList.focused = value;\n\t\tthis.renameInput.focused = value;\n\t\tif (value && this.mode === \"rename\") {\n\t\t\tthis.renameInput.focused = true;\n\t\t}\n\t}\n\n\tprivate buildBaseLayout(content: Component, options?: { showHeader?: boolean }): void {\n\t\tthis.clear();\n\t\tthis.addChild(new Spacer(1));\n\t\tthis.addChild(new DynamicBorder((s) => theme.fg(\"accent\", s)));\n\t\tthis.addChild(new Spacer(1));\n\t\tif (options?.showHeader ?? true) {\n\t\t\tthis.addChild(this.header);\n\t\t\tthis.addChild(new Spacer(1));\n\t\t}\n\t\tthis.addChild(content);\n\t\tthis.addChild(new Spacer(1));\n\t\tthis.addChild(new DynamicBorder((s) => theme.fg(\"accent\", s)));\n\t}\n\n\tconstructor(\n\t\tcurrentSessionsLoader: SessionsLoader,\n\t\tallSessionsLoader: SessionsLoader,\n\t\tonSelect: (sessionPath: string) => void,\n\t\tonCancel: () => void,\n\t\tonExit: () => void,\n\t\trequestRender: () => void,\n\t\toptions?: {\n\t\t\trenameSession?: (sessionPath: string, currentName: string | undefined) => Promise<void>;\n\t\t\tshowRenameHint?: boolean;\n\t\t\tkeybindings?: KeybindingsManager;\n\t\t},\n\t\tcurrentSessionFilePath?: string,\n\t) {\n\t\tsuper();\n\t\tthis.keybindings = options?.keybindings ?? KeybindingsManager.create();\n\t\tthis.currentSessionsLoader = currentSessionsLoader;\n\t\tthis.allSessionsLoader = allSessionsLoader;\n\t\tthis.onCancel = onCancel;\n\t\tthis.requestRender = requestRender;\n\t\tthis.header = new SessionSelectorHeader(this.scope, this.sortMode, this.nameFilter, this.requestRender);\n\t\tconst renameSession = options?.renameSession;\n\t\tthis.renameSession = renameSession;\n\t\tthis.canRename = !!renameSession;\n\t\tthis.header.setShowRenameHint(options?.showRenameHint ?? this.canRename);\n\n\t\t// Create session list (starts empty, will be populated after load)\n\t\tthis.sessionList = new SessionList(\n\t\t\t[],\n\t\t\tfalse,\n\t\t\tthis.sortMode,\n\t\t\tthis.nameFilter,\n\t\t\tthis.keybindings,\n\t\t\tcurrentSessionFilePath,\n\t\t);\n\n\t\tthis.buildBaseLayout(this.sessionList);\n\n\t\tthis.renameInput.onSubmit = (value) => {\n\t\t\tvoid this.confirmRename(value);\n\t\t};\n\n\t\t// Ensure header status timeouts are cleared when leaving the selector\n\t\tconst clearStatusMessage = () => this.header.setStatusMessage(null);\n\t\tthis.sessionList.onSelect = (sessionPath) => {\n\t\t\tclearStatusMessage();\n\t\t\tonSelect(sessionPath);\n\t\t};\n\t\tthis.sessionList.onCancel = () => {\n\t\t\tclearStatusMessage();\n\t\t\tonCancel();\n\t\t};\n\t\tthis.sessionList.onExit = () => {\n\t\t\tclearStatusMessage();\n\t\t\tonExit();\n\t\t};\n\t\tthis.sessionList.onToggleScope = () => this.toggleScope();\n\t\tthis.sessionList.onToggleSort = () => this.toggleSortMode();\n\t\tthis.sessionList.onToggleNameFilter = () => this.toggleNameFilter();\n\t\tthis.sessionList.onRenameSession = (sessionPath) => {\n\t\t\tif (!renameSession) return;\n\t\t\tif (this.scope === \"current\" && this.currentLoading) return;\n\t\t\tif (this.scope === \"all\" && this.allLoading) return;\n\n\t\t\tconst sessions = this.scope === \"all\" ? (this.allSessions ?? []) : (this.currentSessions ?? []);\n\t\t\tconst session = sessions.find((s) => s.path === sessionPath);\n\t\t\tthis.enterRenameMode(sessionPath, session?.name);\n\t\t};\n\n\t\t// Sync list events to header\n\t\tthis.sessionList.onTogglePath = (showPath) => {\n\t\t\tthis.header.setShowPath(showPath);\n\t\t\tthis.requestRender();\n\t\t};\n\t\tthis.sessionList.onDeleteConfirmationChange = (path) => {\n\t\t\tthis.header.setConfirmingDeletePath(path);\n\t\t\tthis.requestRender();\n\t\t};\n\t\tthis.sessionList.onError = (msg) => {\n\t\t\tthis.header.setStatusMessage({ type: \"error\", message: msg }, 3000);\n\t\t\tthis.requestRender();\n\t\t};\n\n\t\t// Handle session deletion\n\t\tthis.sessionList.onDeleteSession = async (sessionPath: string) => {\n\t\t\tconst result = await deleteSessionFile(sessionPath);\n\n\t\t\tif (result.ok) {\n\t\t\t\tif (this.currentSessions) {\n\t\t\t\t\tthis.currentSessions = this.currentSessions.filter((s) => s.path !== sessionPath);\n\t\t\t\t}\n\t\t\t\tif (this.allSessions) {\n\t\t\t\t\tthis.allSessions = this.allSessions.filter((s) => s.path !== sessionPath);\n\t\t\t\t}\n\n\t\t\t\tconst sessions = this.scope === \"all\" ? (this.allSessions ?? []) : (this.currentSessions ?? []);\n\t\t\t\tconst showCwd = this.scope === \"all\";\n\t\t\t\tthis.sessionList.setSessions(sessions, showCwd);\n\n\t\t\t\tconst msg = result.method === \"trash\" ? \"Session moved to trash\" : \"Session deleted\";\n\t\t\t\tthis.header.setStatusMessage({ type: \"info\", message: msg }, 2000);\n\t\t\t\tawait this.refreshSessionsAfterMutation();\n\t\t\t} else {\n\t\t\t\tconst errorMessage = result.error ?? \"Unknown error\";\n\t\t\t\tthis.header.setStatusMessage({ type: \"error\", message: `Failed to delete: ${errorMessage}` }, 3000);\n\t\t\t}\n\n\t\t\tthis.requestRender();\n\t\t};\n\n\t\t// Start loading current sessions immediately\n\t\tthis.loadCurrentSessions();\n\t}\n\n\tprivate loadCurrentSessions(): void {\n\t\tvoid this.loadScope(\"current\", \"initial\");\n\t}\n\n\tprivate enterRenameMode(sessionPath: string, currentName: string | undefined): void {\n\t\tthis.mode = \"rename\";\n\t\tthis.renameTargetPath = sessionPath;\n\t\tthis.renameInput.setValue(currentName ?? \"\");\n\t\tthis.renameInput.focused = true;\n\n\t\tconst panel = new Container();\n\t\tpanel.addChild(new Text(theme.bold(\"Rename Session\"), 1, 0));\n\t\tpanel.addChild(new Spacer(1));\n\t\tpanel.addChild(this.renameInput);\n\t\tpanel.addChild(new Spacer(1));\n\t\tpanel.addChild(\n\t\t\tnew Text(\n\t\t\t\ttheme.fg(\"muted\", `${keyText(\"tui.select.confirm\")} to save · ${keyText(\"tui.select.cancel\")} to cancel`),\n\t\t\t\t1,\n\t\t\t\t0,\n\t\t\t),\n\t\t);\n\n\t\tthis.buildBaseLayout(panel, { showHeader: false });\n\t\tthis.requestRender();\n\t}\n\n\tprivate exitRenameMode(): void {\n\t\tthis.mode = \"list\";\n\t\tthis.renameTargetPath = null;\n\n\t\tthis.buildBaseLayout(this.sessionList);\n\n\t\tthis.requestRender();\n\t}\n\n\tprivate async confirmRename(value: string): Promise<void> {\n\t\tconst next = value.trim();\n\t\tif (!next) return;\n\t\tconst target = this.renameTargetPath;\n\t\tif (!target) {\n\t\t\tthis.exitRenameMode();\n\t\t\treturn;\n\t\t}\n\n\t\t// Find current name for callback\n\t\tconst renameSession = this.renameSession;\n\t\tif (!renameSession) {\n\t\t\tthis.exitRenameMode();\n\t\t\treturn;\n\t\t}\n\n\t\ttry {\n\t\t\tawait renameSession(target, next);\n\t\t\tawait this.refreshSessionsAfterMutation();\n\t\t} finally {\n\t\t\tthis.exitRenameMode();\n\t\t}\n\t}\n\n\tprivate async loadScope(scope: SessionScope, reason: \"initial\" | \"refresh\" | \"toggle\"): Promise<void> {\n\t\tconst showCwd = scope === \"all\";\n\n\t\t// Mark loading\n\t\tif (scope === \"current\") {\n\t\t\tthis.currentLoading = true;\n\t\t} else {\n\t\t\tthis.allLoading = true;\n\t\t}\n\n\t\tconst seq = scope === \"all\" ? ++this.allLoadSeq : undefined;\n\t\tthis.header.setScope(scope);\n\t\tthis.header.setLoading(true);\n\t\tthis.requestRender();\n\n\t\tconst onProgress = (loaded: number, total: number) => {\n\t\t\tif (scope !== this.scope) return;\n\t\t\tif (seq !== undefined && seq !== this.allLoadSeq) return;\n\t\t\tthis.header.setProgress(loaded, total);\n\t\t\tthis.requestRender();\n\t\t};\n\n\t\ttry {\n\t\t\tconst sessions = await (scope === \"current\"\n\t\t\t\t? this.currentSessionsLoader(onProgress)\n\t\t\t\t: this.allSessionsLoader(onProgress));\n\n\t\t\tif (scope === \"current\") {\n\t\t\t\tthis.currentSessions = sessions;\n\t\t\t\tthis.currentLoading = false;\n\t\t\t} else {\n\t\t\t\tthis.allSessions = sessions;\n\t\t\t\tthis.allLoading = false;\n\t\t\t}\n\n\t\t\tif (scope !== this.scope) return;\n\t\t\tif (seq !== undefined && seq !== this.allLoadSeq) return;\n\n\t\t\tthis.header.setLoading(false);\n\t\t\tthis.sessionList.setSessions(sessions, showCwd);\n\t\t\tthis.requestRender();\n\n\t\t\tif (scope === \"all\" && sessions.length === 0 && (this.currentSessions?.length ?? 0) === 0) {\n\t\t\t\tthis.onCancel();\n\t\t\t}\n\t\t} catch (err) {\n\t\t\tif (scope === \"current\") {\n\t\t\t\tthis.currentLoading = false;\n\t\t\t} else {\n\t\t\t\tthis.allLoading = false;\n\t\t\t}\n\n\t\t\tif (scope !== this.scope) return;\n\t\t\tif (seq !== undefined && seq !== this.allLoadSeq) return;\n\n\t\t\tconst message = err instanceof Error ? err.message : String(err);\n\t\t\tthis.header.setLoading(false);\n\t\t\tthis.header.setStatusMessage({ type: \"error\", message: `Failed to load sessions: ${message}` }, 4000);\n\n\t\t\tif (reason === \"initial\") {\n\t\t\t\tthis.sessionList.setSessions([], showCwd);\n\t\t\t}\n\t\t\tthis.requestRender();\n\t\t}\n\t}\n\n\tprivate toggleSortMode(): void {\n\t\t// Cycle: threaded -> recent -> relevance -> threaded\n\t\tthis.sortMode = this.sortMode === \"threaded\" ? \"recent\" : this.sortMode === \"recent\" ? \"relevance\" : \"threaded\";\n\t\tthis.header.setSortMode(this.sortMode);\n\t\tthis.sessionList.setSortMode(this.sortMode);\n\t\tthis.requestRender();\n\t}\n\n\tprivate toggleNameFilter(): void {\n\t\tthis.nameFilter = this.nameFilter === \"all\" ? \"named\" : \"all\";\n\t\tthis.header.setNameFilter(this.nameFilter);\n\t\tthis.sessionList.setNameFilter(this.nameFilter);\n\t\tthis.requestRender();\n\t}\n\n\tprivate async refreshSessionsAfterMutation(): Promise<void> {\n\t\tawait this.loadScope(this.scope, \"refresh\");\n\t}\n\n\tprivate toggleScope(): void {\n\t\tif (this.scope === \"current\") {\n\t\t\tthis.scope = \"all\";\n\t\t\tthis.header.setScope(this.scope);\n\n\t\t\tif (this.allSessions !== null) {\n\t\t\t\tthis.header.setLoading(false);\n\t\t\t\tthis.sessionList.setSessions(this.allSessions, true);\n\t\t\t\tthis.requestRender();\n\t\t\t\treturn;\n\t\t\t}\n\n\t\t\tif (!this.allLoading) {\n\t\t\t\tvoid this.loadScope(\"all\", \"toggle\");\n\t\t\t}\n\t\t\treturn;\n\t\t}\n\n\t\tthis.scope = \"current\";\n\t\tthis.header.setScope(this.scope);\n\t\tthis.header.setLoading(this.currentLoading);\n\t\tthis.sessionList.setSessions(this.currentSessions ?? [], false);\n\t\tthis.requestRender();\n\t}\n\n\tgetSessionList(): SessionList {\n\t\treturn this.sessionList;\n\t}\n}\n"]}